BibTeX: 
@article{MaxCardMatchingAFP,
author = {Christine Rizkallah},
title = {Maximum Cardinality Matching},
journal = {Archive of Formal Proofs},
month = jul,
year = 2011,
note = {\url{http://afp.sf.net/entries/MaxCardMatching.shtml},
Formal proof development},
ISSN = {2150914x},
}
